Researchers reawakened roll thrusters for Voyager 1, restoring a backup system months before an Earth antenna sending ...

After weeks of debate, NASA has ruled out bringing two astronauts back to Earth aboard Boeing's Starliner capsule because of lingering concerns about multiple helium leaks and degraded thrusters ...

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Taco—Ken Cockrell—peered up through the overhead window in the aft cockpit, fingers curled around the hand controller for the shuttle’s maneuvering thrusters. Taco was Atlantis’ commander ...